diff options
Diffstat (limited to 'src/imports/platform/widgets/qwidgetplatform_p.h')
-rw-r--r-- | src/imports/platform/widgets/qwidgetplatform_p.h | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/src/imports/platform/widgets/qwidgetplatform_p.h b/src/imports/platform/widgets/qwidgetplatform_p.h new file mode 100644 index 00000000..06dcc9d3 --- /dev/null +++ b/src/imports/platform/widgets/qwidgetplatform_p.h @@ -0,0 +1,125 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the Qt Labs Platform module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL3$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see http://www.qt.io/terms-conditions. For further +** information use the contact form at http://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPLv3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or later as published by the Free +** Software Foundation and appearing in the file LICENSE.GPL included in +** the packaging of this file. Please review the following information to +** ensure the GNU General Public License version 2.0 requirements will be +** met: http://www.gnu.org/licenses/gpl-2.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QWIDGETPLATFORM_P_H +#define QWIDGETPLATFORM_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <QtCore/qdebug.h> +#include <QtCore/qcoreapplication.h> +#include <QtGui/qpa/qplatformtheme.h> +#include <QtGui/qpa/qplatformdialoghelper.h> +#include <QtGui/qpa/qplatformsystemtrayicon.h> +#include <QtGui/qpa/qplatformmenu.h> + +#ifdef QT_WIDGETS_LIB +#include "qwidgetplatformcolordialog_p.h" +#include "qwidgetplatformfiledialog_p.h" +#include "qwidgetplatformfontdialog_p.h" +#include "qwidgetplatformmessagedialog_p.h" +#include "qwidgetplatformmenu_p.h" +#include "qwidgetplatformmenuitem_p.h" +#include "qwidgetplatformsystemtrayicon_p.h" +#endif + +QT_BEGIN_NAMESPACE + +#ifndef QT_WIDGETS_LIB +typedef QPlatformMenu QWidgetPlatformMenu; +typedef QPlatformMenuItem QWidgetPlatformMenuItem; +typedef QPlatformColorDialogHelper QWidgetPlatformColorDialog; +typedef QPlatformFileDialogHelper QWidgetPlatformFileDialog; +typedef QPlatformFontDialogHelper QWidgetPlatformFontDialog; +typedef QPlatformMessageDialogHelper QWidgetPlatformMessageDialog; +typedef QPlatformSystemTrayIcon QWidgetPlatformSystemTrayIcon; +#endif + +namespace QWidgetPlatform +{ + static inline bool isAvailable(const char *type) + { + if (!qApp->inherits("QApplication")) { + qCritical("\nERROR: No native %s implementation available." + "\nQt Labs Platform requires Qt Widgets on this setup." + "\nAdd 'QT += widgets' to .pro and create QApplication in main().\n", type); + return false; + } + return true; + } + + template<typename T> + static inline T *createWidget(const char *name, QObject *parent) + { + static bool available = isAvailable(name); +#ifdef QT_WIDGETS_LIB + if (available) + return new T(parent); +#else + Q_UNUSED(parent) + Q_UNUSED(available) +#endif + return nullptr; + } + + static inline QPlatformMenu *createMenu(QObject *parent = nullptr) { return createWidget<QWidgetPlatformMenu>("Menu", parent); } + static inline QPlatformMenuItem *createMenuItem(QObject *parent = nullptr) { return createWidget<QWidgetPlatformMenuItem>("MenuItem", parent); } + static inline QPlatformSystemTrayIcon *createSystemTrayIcon(QObject *parent = nullptr) { return createWidget<QWidgetPlatformSystemTrayIcon>("SystemTrayIcon", parent); } + static inline QPlatformDialogHelper *createDialog(QPlatformTheme::DialogType type, QObject *parent = nullptr) + { + switch (type) { + case QPlatformTheme::ColorDialog: return createWidget<QWidgetPlatformColorDialog>("ColorDialog", parent); + case QPlatformTheme::FileDialog: return createWidget<QWidgetPlatformFileDialog>("FileDialog", parent); + case QPlatformTheme::FontDialog: return createWidget<QWidgetPlatformFontDialog>("FontDialog", parent); + case QPlatformTheme::MessageDialog: return createWidget<QWidgetPlatformMessageDialog>("MessageDialog", parent); + default: Q_UNREACHABLE(); break; + return nullptr; + } + } +} + +QT_END_NAMESPACE + +#endif // QWIDGETPLATFORM_P_H |